<template>
  <div style="width: 100%; height: 100%">
    <div>
      <el-dialog
        :title="form._id ? '修改' : '新增'"
        :visible.sync="dialogFormVisible"
        width="30%"
      >
        <el-form
          :model="form"
          status-icon
          :rules="rules"
          ref="form"
          label-width="100px"
        >
          <el-form-item label="图片" prop="img">
            <div
              @click="openFile"
              style="
                overflow: hidden;
                width: 100px;
                height: 100px;
                font-size: 36px;
                border: 2px dashed #acc;
                text-align: center;
                line-height: 100px;
              "
            >
              <img
                style="max-width: 100%; max-height: 100%"
                v-if="form.img"
                :src="form.img"
              />
              <span v-else>+</span>
            </div>
            <input
              ref="file"
              style="display: none"
              type="file"
              multiple
              accept="image/*"
              @change="changeFile"
            />
          </el-form-item>
          <el-form-item label="标题" prop="title">
            <el-input type="text" v-model="form.title"></el-input>
          </el-form-item>
          <el-form-item label="跳转地址" prop="url">
            <el-input type="text" v-model="form.url"></el-input>
          </el-form-item>
          <el-form-item label="类型" prop="type">
            <el-select v-model="form.type" placeholder="请选择">
              <el-option
                v-for="type in types"
                :key="type.value"
                :label="type.label"
                :value="type.value"
              >
              </el-option>
            </el-select>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button @click="dialogFormVisible = false">取 消</el-button>
          <el-button type="primary" @click="submit">确 定</el-button>
        </div>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import api from "@/api";

export default {
  name: "shouyeCategroyEdit",
  components: {},
  data() {
    return {
      dialogFormVisible: false,
      form: {
        _id: 0,
        img: "",
        type: "categroy",
        url: "",
        title: "",
      },
      rules: {
        img: [{ required: true, message: "图片不能为空", trigger: "blur" }],
        title: [{ required: true, message: "标题不能为空", trigger: "blur" }],
      },
      types: [
        { label: "分类区", value: "categroy" },
        { label: "轮播图", value: "banner" },
        { label: "为你推荐", value: "recommend" },
      ],
    };
  },
  methods: {
    add() {
      ///初始化
      this.form = {
        _id: 0,
        img: "",
        type: "categroy",
        url: "",
        title: "",
      };
      this.dialogFormVisible = true;
    },
    edit(row) {
      ///编辑
      this.form = row;
      this.dialogFormVisible = true;
    },
    openFile() {
      // let fileElement = document.getElementById('file')
      let fileElement = this.$refs.file;
      fileElement.click();
    },
    changeFile(e) {
      let files = e.target.files;
      let formData = new FormData();
      formData.append("file", files[0]);
      this.$http({
        url: "/upload",
        method: "POST",
        data: formData,
      }).then((res) => {
        if (res.path) {
          let paths = res.path.split("\\");
          paths = paths[paths.length - 1];
          this.form.img = api.baseURL + "/uploads/" + paths;
        }
      });
    },
    submit() {
      this.$refs.form.validate((valid) => {
        if (valid) {
          this.form.indexId = this.form._id;
          this.$http({
            url: "/admin/index",
            method: this.form.indexId ? "PUT" : "POST", ///通过indexId判断
            data: this.form,
          }).then((res) => {
            if (!res.errorMsg) {
              this.dialogFormVisible = false;
              this.$emit("load", this.form.indexId ? undefined : 1);
            }
          });
        }
      });
    },
  },
  created() {},
  mounted() {},
};
</script>



<style>
.bannerdata {
  width: 1355px;
}
</style>